TY - JOUR AU - A. Pliƛ TI - Uniqueness of optimal trajectories for non-linear control systems JO - Annales Polonici Mathematici PY - 1974 SP - 397 EP - 401 VL - 29 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-29-4-397-401/ DO - 10.4064/ap-29-4-397-401 LA - en ID - 10_4064_ap_29_4_397_401 ER -